1/**
2 * Gets the number of `placeholder` occurrences in `array`.
3 *
4 * @private
5 * @param {Array} array The array to inspect.
6 * @param {*} placeholder The placeholder to search for.
7 * @returns {number} Returns the placeholder count.
8 */
9function countHolders(array, placeholder) {
10  var length = array.length,
11      result = 0;
12
13  while (length--) {
14    if (array[length] === placeholder) {
15      ++result;
16    }
17  }
18  return result;
19}
20
21module.exports = countHolders;
22